Possible Clues:

• Consumer science, for short
• High school cooking class, for short
• Family and consumer sciences class, familiarly
• H.S. class whose students might cook
• Life skills class, informally
• Housekeeping 101
• Class with cooking and sewing, informally
• It was originally meant to be called "oekology," the science of right living
• H.S. practical skills class
• Skills class rebranded as "family and consumer sciences," familiarly